package com.hmall.gateway.filter;

import org.springframework.cloud.gateway.filter.GatewayFilterChain;
import org.springframework.cloud.gateway.filter.GlobalFilter;
import org.springframework.core.Ordered;

import org.springframework.stereotype.Component;
import org.springframework.web.server.ServerWebExchange;
import reactor.core.publisher.Mono;

@Component
public class PrintAnyGlobalFilter implements GlobalFilter, Ordered {
    @Override
    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
        // 编写过滤器逻辑
        System.out.println("网关过滤器");

        ServerWebExchange ex = exchange
                .mutate()
                .request(b -> b.header("user-info", "2"))
                .build();

 

        return chain.filter(ex);
    }

    @Override
    public int getOrder() {
        // 过滤器执行顺序，值越小，优先级越高
        return 0;
    }
}
